Home / 14,038.36-19,382.70-8,735.56

Finding the Fourth Proportional to 14,038.36, 19,382.70 and 8,735.56

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Solution

The fourth proportional to 14,038.36, 19,382.70 and 8,735.56 is: 12,061.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038.36 : 19,382.70 = 8,735.56 : x
  2. Step 2: Convert to fraction form
    14,038.36/19,382.70 = 8,735.56/x
  3. Step 3: Cross multiply
    14,038.36x = 19,382.70 × 8,735.56
  4. Step 4: Simplify right side
    14,038.36x = 169,318,738.81
  5. Step 5: Solve for x
    x = 169,318,738.81/14,038.36
  6. Step 6: Final answer
    x = 12,061.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.